Convert Liters to Gallons
Easily convert liters to gallons with our accurate and free online converter. This converter supports both US liquid gallons and Imperial gallons, making it perfect for cooking, fuel calculations, and various measurement needs.
Liters to Gallons Calculator
How to Convert Liters to Gallons
Converting liters to gallons depends on which type of gallon you’re using. There are three main types of gallons commonly used around the world:
• 1 liter = 0.264172 US gallons (liquid)
• 1 liter = 0.227021 US gallons (dry)
• 1 liter = 0.219969 Imperial gallons (UK)
Conversion Formulas
Example: 10 liters × 0.264172 = 2.64172 US gallons
Example: 10 liters × 0.227021 = 2.27021 US dry gallons
Example: 10 liters × 0.219969 = 2.19969 Imperial gallons
Common Applications
- Fuel Efficiency: Converting fuel consumption between different measurement systems
- Cooking & Recipes: Adapting international recipes to local measurements
- Automotive: Calculating fuel tank capacity and consumption
- Industrial: Manufacturing and chemical processing applications
- Agriculture: Irrigation and chemical application calculations
- Pool & Spa: Water volume calculations for maintenance
Types of Gallons Explained
US Liquid Gallon: Most commonly used in the United States for measuring liquids like gasoline, milk, and water. Equal to 3.785412 liters.
US Dry Gallon: Used in the US for measuring dry goods like grains. Less common than liquid gallons. Equal to 4.404884 liters.
Imperial Gallon: Used in the United Kingdom and other Commonwealth countries. Larger than US gallons. Equal to 4.546092 liters.
Quick Conversion Facts
- 1 US gallon ≈ 3.785 liters
- 1 Imperial gallon ≈ 4.546 liters
- Imperial gallons are about 20% larger than US gallons
- For quick estimates: 4 liters ≈ 1 US gallon
- Gas mileage: 1 MPG (US) ≈ 0.425 km/L
Conversion Reference Tables
Liters to US Gallons (Liquid)
| Liters (L) | US Gallons | Liters (L) | US Gallons |
|---|---|---|---|
| 1 | 0.264 | 20 | 5.283 |
| 2 | 0.528 | 25 | 6.604 |
| 3 | 0.793 | 30 | 7.925 |
| 4 | 1.057 | 40 | 10.567 |
| 5 | 1.321 | 50 | 13.209 |
| 10 | 2.642 | 100 | 26.417 |
| 15 | 3.963 | 200 | 52.834 |
Liters to Imperial Gallons (UK)
| Liters (L) | Imperial Gallons | Liters (L) | Imperial Gallons |
|---|---|---|---|
| 1 | 0.220 | 20 | 4.399 |
| 2 | 0.440 | 25 | 5.499 |
| 3 | 0.660 | 30 | 6.599 |
| 4 | 0.880 | 40 | 8.799 |
| 5 | 1.100 | 50 | 10.999 |
| 10 | 2.200 | 100 | 21.997 |
| 15 | 3.300 | 200 | 43.994 |
Practical Examples and Calculations
Cooking Conversions
If a recipe calls for 2 liters of stock:
• US: 2 × 0.264172 = 0.528 gallons
• Imperial: 2 × 0.219969 = 0.440 gallons
Automotive Examples
A 60-liter fuel tank equals:
• US: 60 × 0.264172 = 15.85 gallons
• Imperial: 60 × 0.219969 = 13.20 gallons
Large Volume Conversions
A pool holding 50,000 liters:
• US: 50,000 × 0.264172 = 13,209 gallons
• Imperial: 50,000 × 0.219969 = 10,998 gallons
Commercial Applications
1,000 liters of liquid equals:
• US: 1,000 × 0.264172 = 264.17 gallons
• Imperial: 1,000 × 0.219969 = 219.97 gallons
Historical Context and Global Usage
The gallon has a rich history dating back to medieval times, with different regions developing their own standards. The Imperial gallon, established in 1824, was based on the volume of 10 pounds of water at 62°F. The US gallon has different origins and is smaller, being based on the old English wine gallon.
Current Global Usage
- United States: US gallons for fuel, beverages, and most liquid measurements
- United Kingdom: Imperial gallons for fuel efficiency (though fuel is sold by the liter)
- Canada: Primarily uses liters, but Imperial gallons for some applications
- Most of the World: Metric system (liters) for all liquid measurements
Precision and Accuracy
When performing conversions, the level of precision needed depends on your application. For cooking, rounding to two decimal places is usually sufficient. For scientific or industrial applications, you may need greater precision. Our calculator provides results to multiple decimal places for maximum accuracy.